- moved the script compiler's backend to 'common'.

src/g_game.cpp

@@ -1047,7 +1047,29 @@ bool G_Responder (event_t *ev)
 			ev->type == EV_Mouse);
 }
 
+//==========================================================================
+//
+// FRandom :: StaticSumSeeds
+//
+// This function produces a uint32_t that can be used to check the consistancy
+// of network games between different machines. Only a select few RNGs are
+// used for the sum, because not all RNGs are important to network sync.
+//
+//==========================================================================
 
+extern FRandom pr_spawnmobj;
+extern FRandom pr_acs;
+extern FRandom pr_chase;
+extern FRandom pr_damagemobj;
+
+static uint32_t StaticSumSeeds()
+{
+	return
+		pr_spawnmobj.Seed() +
+		pr_acs.Seed() +
+		pr_chase.Seed() +
+		pr_damagemobj.Seed();
+}
 
 //
 // G_Ticker
@@ -1166,7 +1188,7 @@ void G_Ticker ()
 
 	// [RH] Include some random seeds and player stuff in the consistancy
 	// check, not just the player's x position like BOOM.
-	uint32_t rngsum = FRandom::StaticSumSeeds ();
+	uint32_t rngsum = StaticSumSeeds ();
 
 	//Added by MC: For some of that bot stuff. The main bot function.
 	primaryLevel->BotInfo.Main (primaryLevel);